Intelligent Call Handling and Routing

2. The data center of claim 1, wherein one of the routing decisions identifies a particular store or facility of a customer of, or client entity associated with, the data communications provider, and the second set of one or more documents specify auto-attendant functions for the customer or the client entity.

3. The data center of claim 1, wherein the first and second programming languages are each an extensible markup language.

4. The data center of claim 1, wherein the one or more computer processor circuits are further configured to route an incoming call by selecting from among a plurality of receptionists.

5. The data center of claim 1, wherein the first set of one or more documents specify call interception rules that identify when to intercept an incoming call and route the incoming call to a receptionist, and the second set of one or more documents specify call routing rules that identify how to process a call that is not intercepted.

6. The data center of claim 1, wherein the second programming language and the first programming language are related to one another in that the first and second programming languages are defined via respective sets of commands, and one of the first and second programming languages is a subset of the other of the first and second programming languages.

8. The data center of claim 1, wherein the one or more computer processor circuits are further configured to route an incoming call by selecting from a plurality of receptionists based on reported indications of availability associated with one or more of the plurality of receptionists.

9. The data center of claim 1, wherein the one or more computer processor circuits are further configured to route an incoming call by selecting from a plurality of receptionists based on reported indications of availability associated with one or more of the plurality of receptionists, and wherein the first set of one or more documents specify call interception rules that identify when to intercept an incoming call and route the incoming call to one of the receptionists, and the second set of one or more documents specify call routing rules that identify how to process a call that is not intercepted.

11. The method of claim 10, wherein the first set of one or more documents specify call interception rules that identify when to intercept an incoming call and route the incoming call to a receptionist.

13. The method of claim 10, wherein the routing decision identifies a particular store or facility of a customer of, or a particular client entity associated with, the data communications provider, and the second set of one or more documents specify auto attendant functions for the customer.

14. The method of claim 10, wherein the first and second programming languages are each an extensible markup language.

16. The method of claim 11, wherein the receptionist is selected from an available pool of receptionists.

17. The method of claim 10, wherein the call control functionality includes playing audio based upon caller ID information.

18. The method of claim 10, wherein the first set of one or more documents specify call interception rules that identify when to intercept an incoming call and route the incoming call to a receptionist, and the second set of one or more documents specify call routing rules that identify how to process a call that is not intercepted.

19. The method of claim 10, wherein the one or more computer processor circuits route the incoming data-communications calls by selecting from a plurality of receptionists based on reported indications of availability associated with one or more of the plurality of receptionists.